import R0_通用输入模块

#转录函数，将DNA转变为mRAN
def 转录():
    mRNA = ""
    DList = R0_通用输入模块.录入(1, 1)
    for i in DList:
        if i in ["A", "G", "C"]:
            mRNA += i
        elif i in ["T"]:
            mRNA += "U"
        else:
            mRNA += "!"
    return mRNA

#复制函数，按需引入随机突变